diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/ipc/dsm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/storage/ipc/dsm.c b/src/backend/storage/ipc/dsm.c index fde420d6edb..ef509d99b5d 100644 --- a/src/backend/storage/ipc/dsm.c +++ b/src/backend/storage/ipc/dsm.c @@ -891,8 +891,8 @@ dsm_unpin_segment(dsm_handle handle) LWLockAcquire(DynamicSharedMemoryControlLock, LW_EXCLUSIVE); for (i = 0; i < dsm_control->nitems; ++i) { - /* Skip unused slots. */ - if (dsm_control->item[i].refcnt == 0) + /* Skip unused slots and segments that are concurrently going away. */ + if (dsm_control->item[i].refcnt <= 1) continue; /* If we've found our handle, we can stop searching. */ |